Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 424 [Rate centres in NPA 424] [Dial plan for NPA 424]

NXX: 488

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
424-488 A Torrance CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
424-488 0 Torrance CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2013-01-24   
424-488 1 Torrance CA LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2013-03-25   
424-488 2 Torrance CA SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2013-08-22   
424-488 3 Torrance CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2013-10-04   
424-488 4 Torrance CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2013-06-15   
424-488 5 Torrance CA IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730   2013-09-19   
424-488 6 Torrance CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2013-10-04   
424-488 7 Torrance CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2014-02-11   
424-488 8 Torrance CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2012-12-14   
424-488 9 Torrance CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2014-07-02   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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